<html>
<head>
    <script src="../OLLoader.js"></script>
    <script src="http://svn.osgeo.org/metacrs/proj4js/trunk/lib/proj4js-compressed.js"></script>
    <script type="text/javascript">

    function test_initialize(t) {
        t.plan(2);
        var options = {};
        var map = new OpenLayers.Map("map",{projection:"EPSG:4326"});
        var layer = new OpenLayers.Layer.WMS();
        map.addLayers([layer]);

        var control = new OpenLayers.Control.Graticule(options);
        map.addControl(control);
        map.zoomToMaxExtent();

        t.ok(control.gratLayer instanceof OpenLayers.Layer.Vector,
             "constructor sets layer correctly");
        t.ok(control.gratLayer.features.length > 0,
             "graticule has features");
        control.destroy();
    }
    
    function test_activate(t) {        
        t.plan(7);
        var map = new OpenLayers.Map("map",{projection:"EPSG:4326"});
        var layer = new OpenLayers.Layer.WMS();
        map.addLayers([layer]);

        var control = new OpenLayers.Control.Graticule({});
        map.addControl(control);
        map.zoomToMaxExtent();
        
        t.ok(control.gratLayer.visibility, "Graticule layer is visible by default"); 
        control.deactivate();
        t.ok(control.gratLayer.map == null, 
            "Graticule layer is not in map when control is deactivated"); 
        control.destroy();
        
        var control2 = new OpenLayers.Control.Graticule({autoActivate:false});
        map.addControl(control2);
        t.ok(control2.gratLayer.map == null, 
            "Graticule layer is not in map when autoActivate:false"); 
        t.ok(control2.gratLayer.features.length == 0, 
            "Graticule layer is empty when autoActivate:false");
        control2.activate();
        t.ok(control2.gratLayer.map != null, 
            "Graticule layer is on map when control is activated");    
        t.ok(control2.gratLayer.features.length > 0,
            "Graticule features refreshed after control is activated");
        control2.gratLayer.setVisibility(false);
       
        control2.destroy();
        t.ok(control2.gratLayer == null, 
            "Graticule layer is destroyed when control is destroyed");    
            
        map.destroy();        
    }

    </script>
</head>
<body>
    <div id="map" style="width: 400px; height: 250px;"/>
</body>
</html>
